What Is a Key Factor in the Evolution of Jaws

question 63

Multiple Choice

What is a key factor in the evolution of jaws that led to the diversification of vertebrates?

• A)enabled the development of the lateral line system
• B)enabled the vertebrates to break food into smaller pieces
• C)allowed the vertebrates to gulp air
• D)enabled vertebrates to feed on a large variety of different foods
• E)increased the complexity of the cranium

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